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Shell script while read line loop stops after the first line
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dogbanedogbane
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Programmatically get the cache line size?
..., &sizeof_line_size, 0, 0);
return line_size;
}
#elif defined(_WIN32)
#include <stdlib.h>
#include <windows.h>
size_t cache_line_size() {
size_t line_size = 0;
DWORD buffer_size = 0;
DWORD i = 0;
SYSTEM_LOGICAL_PROCESSOR_INFORMATION * buffer = 0;
GetLogical...
How to detect if multiple keys are pressed at once using JavaScript?
... could try something like this to make it easier on the eyes:
function test_key(selkey){
var alias = {
"ctrl": 17,
"shift": 16,
"A": 65,
/* ... */
};
return key[selkey] || key[alias[selkey]];
}
function test_keys(){
var keylist = arguments;
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How to refer environment variable in POM.xml?
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32
It might be safer to directly pass environment variables to maven system properties. For exampl...
phonegap open link in browser
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krzychukrzychu
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How to create a new object instance from a Type
One may not always know the Type of an object at compile-time, but may need to create an instance of the Type .
12 Ans...
Reasons for using the set.seed function
Many times I have seen the set.seed function in R, before starting the program. I know it's basically used for the random number generation. Is there any specific need to set this?
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How do I count the number of occurrences of a char in a String?
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Andreas WederbrandAndreas Wederbrand
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MongoDB: How to update multiple documents with a single command?
...he flag multi to true like this :
db.Collection.update(
{_id_receiver: id_receiver},
{$set: {is_showed: true}},
{multi: true} /* --> multiple update */
, function (err, updated) {...});
i hope that helps :)
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How are Python's Built In Dictionaries Implemented?
... <value>
null null null
...010001 ffeb678c 633241c4 # addresses of the keys and values
null null null
... ... ...
Each row takes up 24 bytes on a 64 bit architecture, 12 on a 32 bit. (Note that the column headers are just labels for our...